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Cheap flights from San Antonio to Ireland from €149

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio to Ireland departing on 18/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from San Antonio to Ireland

Cheap return flights

Enter your travel dates to find the best prices.
Aer Lingus Logo
08:50 - 05:10-
14h 20m
Aer Lingus Logo
13:20 - 21:13-
13h 53m
€331Aer Lingus
Tue, 8 Sep - Fri, 18 Sep
Aer Lingus Logo
08:50 - 05:10-
14h 20m
Aer Lingus Logo
13:20 - 21:13-
13h 53m
€332Aer Lingus
Tue, 8 Sep - Fri, 18 Sep
Aer Lingus Logo
08:50 - 05:10-
14h 20m
Aer Lingus Logo
13:20 - 21:13-
13h 53m
€357Aer Lingus
Tue, 1 Sep - Wed, 9 Sep
Aer Lingus Logo
08:50 - 05:10-
14h 20m
Aer Lingus Logo
13:20 - 21:13-
13h 53m
€358Aer Lingus
Tue, 8 Sep - Fri, 18 Sep
Aer Lingus Logo
08:50 - 05:10-
14h 20m
Aer Lingus Logo
13:20 - 21:13-
13h 53m
€359Aer Lingus
Tue, 1 Sep - Wed, 9 Sep
Aer Lingus Logo
08:50 - 05:10-
14h 20m
Aer Lingus Logo
13:20 - 21:13-
13h 53m
€368Aer Lingus
Tue, 1 Sep - Wed, 9 Sep
Aer Lingus Logo
08:50 - 05:10-
14h 20m
Aer Lingus Logo
13:20 - 21:13-
13h 53m
€375Aer Lingus
Tue, 8 Sep - Mon, 14 Sep
Aer Lingus Logo
08:50 - 05:10-
14h 20m
Aer Lingus Logo
13:20 - 21:13-
13h 53m
€400Aer Lingus
Thu, 3 Sep - Wed, 16 Sep
Aer Lingus Logo
08:50 - 05:10-
14h 20m
Aer Lingus Logo
13:20 - 21:13-
13h 53m
€411Aer Lingus
Thu, 3 Sep - Wed, 16 Sep
Aer Lingus Logo
08:50 - 05:10-
14h 20m
Aer Lingus Logo
13:20 - 21:13-
13h 53m
€451Aer Lingus
Thu, 3 Sep - Wed, 16 Sep

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Aer Lingus flights from San Antonio to Ireland

Our best Aer Lingus deals on San Antonio to Ireland flight tickets
Aer Lingus
8 Sept
SAT08:50San Antonio
14h 20m
1 stop
DUB05:10Dublin
18 Sept
DUB13:20Dublin
13h 53m
1 stop
SAT21:13San Antonio
€331
Aer Lingus
8 Sept
SAT08:50San Antonio
14h 20m
1 stop
DUB05:10Dublin
18 Sept
DUB13:20Dublin
13h 53m
1 stop
SAT21:13San Antonio
€332
Aer Lingus
1 Sept
SAT08:50San Antonio
14h 20m
1 stop
DUB05:10Dublin
9 Sept
DUB13:20Dublin
13h 53m
1 stop
SAT21:13San Antonio
€357

Delta flights from San Antonio to Ireland

Our best Delta deals on San Antonio to Ireland flight tickets
Delta
29 Dec
SAT14:00San Antonio
13h 45m
1 stop
DUB09:45Dublin
12 Jan
DUB13:25Dublin
26h 29m
2 stops
SAT09:54San Antonio
€609
Delta
29 Dec
SAT12:50San Antonio
19h 40m
2 stops
DUB14:30Dublin
12 Jan
DUB08:50Dublin
20h 30m
2 stops
SAT23:20San Antonio
€613
Delta
29 Dec
SAT05:30San Antonio
21h 15m
2 stops
DUB08:45Dublin
12 Jan
DUB05:45Dublin
24h 43m
2 stops
SAT00:28San Antonio
€614

momondo Fare Finder

 
Customise your flight search to find flights from San Antonio to Ireland that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 13,528 searches. Data last updated 4 August 2026.
Use the filters below to find and compare flights from San Antonio to Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

San AntonioDublin

SAT - DUB

SATDUB

San Antonio

Tue 8/9

08:50-05:10

1 stop14h 20m

Dublin

Fri 18/9

13:20-21:13

1 stop13h 53m

€331

San AntonioDublin

SAT - DUB

SATDUB

San Antonio

Tue 8/9

08:50-05:10

1 stop14h 20m

Dublin

Fri 18/9

13:20-21:13

1 stop13h 53m

€332

San AntonioDublin

SAT - DUB

SATDUB

San Antonio

Tue 1/9

08:50-05:10

1 stop14h 20m

Dublin

Wed 9/9

13:20-21:13

1 stop13h 53m

€357

San AntonioDublin

SAT - DUB

SATDUB

San Antonio

Tue 8/9

08:50-05:10

1 stop14h 20m

Dublin

Fri 18/9

13:20-21:13

1 stop13h 53m

€358

San AntonioDublin

SAT - DUB

SATDUB

San Antonio

Tue 1/9

08:50-05:10

1 stop14h 20m

Dublin

Wed 9/9

13:20-21:13

1 stop13h 53m

€359

San AntonioDublin

SAT - DUB

SATDUB

San Antonio

Tue 1/9

08:50-05:10

1 stop14h 20m

Dublin

Wed 9/9

13:20-21:13

1 stop13h 53m

€368

San AntonioDublin

SAT - DUB

SATDUB

San Antonio

Tue 8/9

08:50-05:10

1 stop14h 20m

Dublin

Mon 14/9

13:20-21:13

1 stop13h 53m

€375

San AntonioDublin

SAT - DUB

SATDUB

San Antonio

Thu 3/9

08:50-05:10

1 stop14h 20m

Dublin

Wed 16/9

13:20-21:13

1 stop13h 53m

€400

San AntonioDublin

SAT - DUB

SATDUB

San Antonio

Thu 3/9

08:50-05:10

1 stop14h 20m

Dublin

Wed 16/9

13:20-21:13

1 stop13h 53m

€411

San AntonioDublin

SAT - DUB

SATDUB

San Antonio

Thu 3/9

08:50-05:10

1 stop14h 20m

Dublin

Wed 16/9

13:20-21:13

1 stop13h 53m

€451

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Ireland from

How to get the cheapest flight ticket from San Antonio to Ireland

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Ireland?

The month of August is another great option to travel to Ireland, with average flight prices from San Antonio averaging around €424.

How far in advance should I book a flight from San Antonio to Ireland?

You are more likely to see cheaper flights to Ireland from San Antonio when booking weeks ahead of your departure date. In general, you can expect to find flights to Ireland for around €611 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ireland from San Antonio for as low as €414 on momondo.

Cheap San Antonio to Ireland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Antonio to Ireland

Fastest flight time

12h 35m

Direct flights

None
The fastest flight from San Antonio to Ireland takes 12h 35m
There are no direct flights from San Antonio to Ireland. There are no popular flight routes from San Antonio to Ireland.
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Frequently asked questions about flying from San Antonio to Ireland

  • When did momondo last update prices for flights from San Antonio Airport to Ireland?

    Prices for flights from San Antonio Airport to Ireland were last updated today.

  • How old do you have to be to fly from San Antonio Airport to Ireland?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from San Antonio Airport to Ireland.

  • What documentation or ID do you need to fly to Ireland?

    The travel and health documents required for your trip to Ireland can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Ireland. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

Why should I use momondo to find a flight deal from San Antonio to Ireland?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from San Antonio to Ireland. momondo saves you time and could save you money on your trip.

Can I find flights from San Antonio to Ireland with flexible booking policies on momondo?

All flight searches from San Antonio to Ireland on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from San Antonio to Ireland?

momondo helps you find the best flight between San Antonio and Ireland by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from San Antonio to Ireland right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Ireland from San Antonio. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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